APA-referens (7:e uppl.)

Schwartz, R. L., Phoenix, T., & Foy, B. D. (2008). Learning Perl (5th ed.). O'Reilly ; Shroff publishers.

Chicago-referens (17:e uppl.)

Schwartz, Randal L., Tom Phoenix, och Brian D. Foy. Learning Perl. 5th ed. Beijing ; Sebastopol : Mumbai: O'Reilly ; Shroff publishers, 2008.

MLA-referens (8:e uppl.)

Schwartz, Randal L., et al. Learning Perl. 5th ed. O'Reilly ; Shroff publishers, 2008.